55 lines
2.9 KiB
C#
55 lines
2.9 KiB
C#
namespace RegexBot.Modules.VoiceRoleSync;
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/// <summary>
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/// Synchronizes a user's state in a voice channel with a role.
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/// In other words: applies a role to a user entering a voice channel. Removes the role when exiting.
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/// </summary>
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[RegexbotModule]
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internal class VoiceRoleSync : RegexbotModule {
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public VoiceRoleSync(RegexbotClient bot) : base(bot) {
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DiscordClient.UserVoiceStateUpdated += Client_UserVoiceStateUpdated;
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}
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private async Task Client_UserVoiceStateUpdated(SocketUser argUser, SocketVoiceState before, SocketVoiceState after) {
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// Gather data.
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if (argUser is not SocketGuildUser user) return; // not a guild user
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var settings = GetGuildState<ModuleConfig>(user.Guild.Id);
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if (settings == null) return; // not enabled here
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async Task RemoveAllAssociatedRoles()
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=> await user.RemoveRolesAsync(settings.GetTrackedRoles(user.Guild).Intersect(user.Roles),
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new Discord.RequestOptions() { AuditLogReason = nameof(VoiceRoleSync) + ": No longer in associated voice channel." });
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if (after.VoiceChannel == null) {
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// Not in any voice channel. Remove all roles being tracked by this instance. Clear.
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await RemoveAllAssociatedRoles();
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} else {
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// In a voice channel, and...
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if (after.IsDeafened || after.IsSelfDeafened) {
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// Is defeaned, which is like not being in a voice channel for our purposes. Clear.
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await RemoveAllAssociatedRoles();
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} else {
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var targetRole = settings.GetAssociatedRoleFor(after.VoiceChannel);
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if (targetRole == null) {
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// In an untracked voice channel. Clear.
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await RemoveAllAssociatedRoles();
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} else {
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// In a tracked voice channel: Clear all except target, add target if needed.
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var toRemove = settings.GetTrackedRoles(user.Guild).Where(role => role.Id != targetRole.Id).Intersect(user.Roles);
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if (toRemove.Any()) await user.RemoveRolesAsync(toRemove);
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if (!user.Roles.Contains(targetRole)) await user.AddRoleAsync(targetRole,
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new Discord.RequestOptions() { AuditLogReason = nameof(VoiceRoleSync) + ": Joined associated voice channel." });
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}
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}
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}
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}
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public override Task<object?> CreateGuildStateAsync(ulong guildID, JToken config) {
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if (config == null) return Task.FromResult<object?>(null);
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if (config.Type != JTokenType.Object)
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throw new ModuleLoadException("Configuration for this section is invalid.");
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var newconf = new ModuleConfig((JObject)config, Bot.DiscordClient.GetGuild(guildID));
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Log(DiscordClient.GetGuild(guildID), $"Configured with {newconf.Count} pairing(s).");
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return Task.FromResult<object?>(newconf);
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}
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}
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